Sri Sarguna Nathar temple is located inIdumbavanam, of Tiruvarur district in Tamil Nadu state in South India. The main deity of this temple is Sarguna Nathar (Lord Shiva) and his consort is Mangalanayaki.
The holy tree of this temple is Vilwa. The holy water of this temple is Brahmma Theertham. The agamam or pooja of this temple is known as Kamya Agama. This temple is nearly 1000-2000 years old in this region. The historical name of this place is Idumbavanam.
According to the local legends, scholars and pundits, the temple is praised in the Thevaram hymns of Saint Tirugnana Sambandar. This is the 108th Lord Shiva temple on the southern bank of Cauvery praised in Saivite hymns. The main festival of this temple is Vaikasi Visakam in May-June. This festival is celebrated in grand manner with much devotion and dedication.
All Lord Shiva related festivals like Mahashivarathri is observed. Other important festival of this shrine are Deepavali, Pongal, New Year days, Sharan Navaratri, Masi month etc.
It is to be noted that Lord Shiva in the temple is a swayambu murthy. The temple is open from 6.30 a.m. to 12.30 p.m. and from 4.30 p.m. to 8.30 p.m for all the pilgrims and devotees.
The main deity-sayambu murthy graces the devotees and pilgrim facing towards east. The shrine has a 3 tier Rajagopuram that is an artistic and sculpture wonder. Vinayaka of the shrine is praised as Lord Vellai Vinayaka by all.